Refer to the given schematic representation of menstrual cycle showing three phases I,II and III. (i) FSH secreted by the anterior pituitary stimulates the ovarian follicle to secrete estrogen which stimulates the proliferation of the endometrium.
(ii) LH secre3ted by the anterior pituitary stimulates the development of corpus luteum which secretes progesterone.
(iii) Reduced production of LH from anterior pituitary causes degeneration of corpus luteum, thereby progesterone production is reduced.

Options

A. Phase I- `i`, Phase II- ii, Phase III- iii
B. Phase I- iii, Phase II-`i`, Phase-ii
C. Phase I -ii, Phase II-iii, Phase III-`i`
D. Phase I-iii, Phase II- ii, Phase III-`i`

Answer

C